SpeedoGenClassListener


1   /**
2    * Speedo: an implementation of JDO compliant personality on top of JORM generic
3    * I/O sub-system.
4    * Copyright (C) 2001-2004 France Telecom R&D
5    *
6    * This library is free software; you can redistribute it and/or
7    * modify it under the terms of the GNU Lesser General Public
8    * License as published by the Free Software Foundation; either
9    * version 2 of the License, or (at your option) any later version.
10   *
11   * This library is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   * Lesser General Public License for more details.
15   *
16   * You should have received a copy of the GNU Lesser General Public
17   * License along with this library; if not, write to the Free Software
18   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19   *
20   *
21   *
22   * Contact: speedo@objectweb.org
23   *
24   * Authors: S.Chassande-Barrioz.
25   *
26   */
27  package org.objectweb.speedo.genclass.api;
28  
29  /**
30   * This interface is a listener of generic class events. Two events are
31   * listened: the adding or the removing of an  element into/from the genclass.
32   */
33  public interface SpeedoGenClassListener {
34  
35      /**
36       * Manage the coherence corresponding to the adding of an element into a
37       * generic class.
38       * @param elem is the element removed from the genclass.
39       * @param gcid is the generic class identifier. A persistent class can have
40       * several multivalued reference (generic class). Then this integer is the
41       * identifier of the generic class in a persistent class.
42       */
43      void speedoElementAdded (Object   elem, int gcid);
44  
45      /**
46        * Manage the coherence corresponding to the adding of an element into a
47        * generic class.
48        * @param elem is the element added into the genclass.
49        * @param gcid is the generic class identifier. A persistent class can have
50        * several multivalued reference (generic class). Then this integer is the
51        * identifier of the generic class in a persistent class.
52        */
53      void speedoElementRemoved (Object   elem, int gcid);
54  }
55
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